74444532 has 24 divisors (see below), whose sum is σ = 173845056. Its totient is φ = 24794688.

The previous prime is 74444509. The next prime is 74444551. The reversal of 74444532 is 23544447.

It is a junction number, because it is equal to n+sod(n) for n = 74444493 and 74444502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24193 + ... + 27095.

It is an arithmetic number, because the mean of its divisors is an integer number (7243544).

Almost surely, 2^74444532 is an apocalyptic number.

It is an amenable number.

74444532 is an abundant number, since it is smaller than the sum of its proper divisors (99400524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74444532 is a wasteful number, since it uses less digits than its factorization.

74444532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047 (or 5045 counting only the distinct ones).

The product of its digits is 53760, while the sum is 33.

The square root of 74444532 is about 8628.1244775444. The cubic root of 74444532 is about 420.6726409936.

Adding to 74444532 its reverse (23544447), we get a palindrome (97988979).

The spelling of 74444532 in words is "seventy-four million, four hundred forty-four thousand, five hundred thirty-two".